Worksheetsjyoti
Total questions: 10
Worksheet time: 7mins
The aluminium strips in an electroscope as shown in fig. 15.1 are replaced by plastic strips and a charged body is brought in contact with the metal clip. What will happen?
Earthquakes can cause
Tsunami
Landslide
Lightning
A device used to test whether an object is carrying charge or not is called ______.
Electrometer
Charge meter
Electroscope
Chargoscope
During a lab a balloon was rubbed with a wooly fabric. This is an example of which type of charging?
conduction
friction
induction
An electroscope is a device which is used to find if an object is
charged
magnetised
hot
free of cracks
Which of the following cannot be charged easily by friction?
A plastic scale
A woollen cloth
An inflated balloon
A copper rod
The slow movement inside the earth is known as ____________.
Plate Tectonics
Convection Currents
Tectonic Currents
Tectonic Convections
Which of the following is NOT a method to charge an electrically neutral object ?
Charging by Friction
Charging by conduction
Charging by Earthing
Charging by induction
